Coincident Partials and Check Notes

If you want to learn how to tune pianos by ear, you NEED to understand coincidental partials and check notes. This lesson will help you.

Watch the video below after watching the Coincidental and Check Note lesson above. If any of that lesson intimidated or confused you, this incredibly easy to use tool will blow you away. Even I have learned an amazing amount from using it. I love it! Even if I hadn't invent it, I would still love it!

New App Does What the Interval Slide Rule Does, But More Easily

Use the button below to purchase the Interval Slide Rule App